<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" 
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
<title>元素属性与内容操作</title>
<script type="text/javascript">
	function init() {
 		 var test = document.getElementById("test");  //获取test元素对象
 		 test.innerHTML = "<h1>Hello,JavaScript!</h1>";  //元素内容操作
 		 test.setAttribute("style","font-size:12px;color:red;");  //设置元素的属性
 		 test.innerHTML += test.getAttribute("style")  //获得元素的style属性并显示
 	}
</script>
</head>
<body onload="init()">
  <div id="test">test</div>
</body>
</html>